40026053 has 4 divisors (see below), whose sum is σ = 41317248. Its totient is φ = 38734860.

The previous prime is 40026031. The next prime is 40026073. The reversal of 40026053 is 35062004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40026053 - 2¹⁶ = 39960517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40026073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645551 + ... + 645612.

It is an arithmetic number, because the mean of its divisors is an integer number (10329312).

Almost surely, 2^40026053 is an apocalyptic number.

It is an amenable number.

40026053 is a deficient number, since it is larger than the sum of its proper divisors (1291195).

40026053 is a wasteful number, since it uses less digits than its factorization.

40026053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291194.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 40026053 is about 6326.6146555642. The cubic root of 40026053 is about 342.0694232264.

Adding to 40026053 its reverse (35062004), we get a palindrome (75088057).

The spelling of 40026053 in words is "forty million, twenty-six thousand, fifty-three".